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<TITLE>JavaScript Source Code 3000:  Forms:  Remove Returns</TITLE>
<META HTTP-EQUIV="JavaScript Source Code 3000" CONTENT = "no-cache">
<META NAME="date" CONTENT="2000-09-09">
<META NAME="channel" CONTENT="Web Developer">
<META NAME="author" CONTENT="Ascii King (chicorama@usa.net)">
<META NAME="section" CONTENT="Forms">
<META NAME="description" CONTENT="Converts carriage returns in a string to the <BR> tag so that the input can be properly displayed in HTML.  Without the script, returns in an input field are not preserved when submitting in a form.  Useful for guestbooks or other times when a user's input must be preserved.">

<SCRIPT LANGUAGE="JavaScript">
<!-- Original:  Ascii King (chicorama@usa.net) -->
<!-- Web Site:  http://www.geocities.com/enchantedforest/2120 -->




<!-- Begin
function ConvertBR(input) {
// Converts carriage returns 
// to <BR> for display in HTML

var output = "";
for (var i = 0; i < input.length; i++) {
if ((input.charCodeAt(i) == 13) && (input.charCodeAt(i + 1) == 10)) {
i++;
output += "<BR>";
} else {
output += input.charAt(i);
   }
}
return output;
}
//  End -->
</script>
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<A HREF="../index.htm" /" TARGET="_top"><FONT COLOR="#0000FF"><b>Home</b></font></A>
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<FONT COLOR="#006666"><b>Remove Returns</b></font></font>
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<!-- Description --><!--content_start-->
Converts carriage returns in a string to the <BR> tag so that the input can be properly displayed in HTML.  Without the script, returns in an input field are not preserved when submitting in a form.  Useful for guestbooks or other times when a user's input must be preserved.
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<!-- Demonstration -->
<center>
<form>
<textarea name=message rows=8 cols=50>You may type a message here

Make sure to press the [Enter] key a few times.

That way you will be able to see the 

conversion function in action.
</textarea>
<p>
<input type=button value="Convert Returns" onClick="this.form.output.value = ConvertBR(this.form.message.value);">
<p>
Output:  <input type=text name=output size=50>
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</form>
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<P>
<a name="source">
<table BORDER=0 WIDTH=486 CELLPADDING=3 CELLSPACING=0>
<tr><td BGCOLOR=yellow><font FACE="helvetica,arial,geneva"><b>JavaScript Source Code 3000:  Forms:  Remove Returns</b>
<p>Simply click inside the window below, use your cursor to highlight the script, and copy (type Control-c or Apple-c) the script into a new file in your text editor (such as Note Pad or Simple Text) and save (Control-s or Apple-s).  The script is yours!!!
<br><br></font></td></tr>
<tr><td BGCOLOR=yellow ALIGN=CENTER>
<form NAME="copy">

<DIV align="center">
<input type=button value="Highlight All" onClick="javascript:this.form.txt.focus();this.form.txt.select();">&nbsp;&nbsp;&nbsp;&nbsp;
<INPUT TYPE="text" NAME="total" VALUE="Script Size:  1.41 KB" size=24>
</DIV>

<textarea NAME="txt" ROWS=20 COLS=75 WRAP=VIRTUAL>

&lt;!-- TWO STEPS TO INSTALL REMOVE RETURNS:

  1.  Copy the coding into the HEAD of your HTML document
  2.  Add the last code into the BODY of your HTML document  --&gt;

&lt;!-- STEP ONE: Paste this code into the HEAD of your HTML document  --&gt;

&lt;HEAD&gt;

&lt;SCRIPT LANGUAGE="JavaScript"&gt;
&lt;!-- Original:  Ascii King (chicorama@usa.net) --&gt;
&lt;!-- Web Site:  http://www.geocities.com/enchantedforest/2120 --&gt;

&lt;! &gt;
&lt;! &gt;

&lt;!-- Begin
function ConvertBR(input) {
// Converts carriage returns 
// to &lt;BR&gt; for display in HTML

var output = "";
for (var i = 0; i &lt; input.length; i++) {
if ((input.charCodeAt(i) == 13) && (input.charCodeAt(i + 1) == 10)) {
i++;
output += "&lt;BR&gt;";
} else {
output += input.charAt(i);
   }
}
return output;
}
//  End --&gt;
&lt;/script&gt;
&lt;/HEAD&gt;

&lt;!-- STEP TWO: Copy this code into the BODY of your HTML document  --&gt;

&lt;BODY&gt;

&lt;center&gt;
&lt;form&gt;
&lt;textarea name=message rows=8 cols=50&gt;You may type a message here

Make sure to press the [Enter] key a few times.

That way you will be able to see the 

conversion function in action.
&lt;/textarea&gt;
&lt;p&gt;
&lt;input type=button value="Convert Returns" onClick="this.form.output.value = ConvertBR(this.form.message.value);"&gt;
&lt;p&gt;
Output:  &lt;input type=text name=output size=50&gt;
&lt;p&gt;
&lt;/form&gt;
&lt;/center&gt;

 

&lt;!-- Script Size:  1.41 KB --&gt;</textarea><br><font FACE="helvetica,arial,geneva"></font></td></tr>

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</form>
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